National Council of Teachers of Mathematics

This organization has a 75-year history of working to improve the teaching and learning of mathematics. Many schools and departments of education use the mathematics standards developed by this organization. http://www.nctm.org/

North Central Mathematics and Science Consortium

This is one of 10 consortia funded by the US Department of Education. It works to advance systemic change in mathematics and science in Illinois, Indiana, Iowa, Michigan, Minnesota, Ohio, and Wisconsin. This site provides a wide range of resources on hands-on and authentic learning experiences in mathematics. http://www.ncrel.org/msc/msc.htm

Center for Innovation in Mathematics Teaching, University of Exeter, United Kingdom

The center, established in 1986, is a focus for research and curriculum development in mathematics teaching and learning, with the aim of unifying and enhancing mathematical progress in schools and colleges. http://www.ex.ac.uk/cimt

Mathematics Archives- K-12 Internet Sites

This site provides a collection of Internet sites that contain K-12 mathematics teaching material. http://archives.math.utk.edu/k12.html

Teaching and Problem Solving Sites, University of Hawaii

This site contains links to a wide range of educational and problem solving sites. http:www.hawaii.edu/suremath/sites.html

TERC, Cambridge, Massachusetts

This non-profit education research and development organization strides to improve math, science, and technology teaching and learning. http://www.terc.edu

Center for the Advancement of Mathematics and Science- CAMSE Black Hills State University

The center develops research projects that can inform thoughtful development and use of effective mathematics and science teaching materials and strategies. http://www.bhsu.edu/camse/research.htm

Science and Math Learning Center (SMLC), Northern Arizona University

This center is active in helping schools develop school improvement plans in mathematics. http://www.nau.edu/~smlc/

Association of Teachers of Mathematics, United Kingdom

Aims to support the teaching and learning of mathematics by encouraging increased understanding and enjoyment of math. http://www.atm.org.uk/

Math Lessons, National Urban Alliance for Effective Education, Athens, Georgia

This site contains many links related to teaching mathematics. The links contain hands-on activities that could be used with K-12 students. Note: When you arrive at the site go to resources and then to mathematics. http:/www.nuatc.org

Eisenhower National Clearinghouse for Mathematics and Science Education

This site features a searchable database of print, video, and Internet resources. http://www.enc.org

TAMS- Teacher's Academy for Mathematics and Science, Chicago

This academy was founded in 1990 to raise the mathematics and science skills of teachers and improve student achievement scores. http://www.tams.org/

Explore Mathematics

This site provides easy to use and highly interactive multimedia activities for use in mathematics classrooms. http://www.exploremath.com/